please help me solve this 3 part question. please show work! Provide reagents over and under the arrow. please classify as either concerted(one step) or stepwise( multiple steps) and number the steps for stepwise mechanisms.

3. For each of the following reactions, provide reagents over/under the arrow that would convert the reactant shown to the product shown as the major product. If more than one step is required, number the steps 1.), 2.), 3.), etc. ( 8 points) + enantiomer